| Point Forecast: San Francisco CA 37.77N 122.41W (Elev. 131 ft) |
Last Update: 8:47 pm PDT May 21, 2024 |
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| Date | 05/21 | 05/22 | ||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 59 | 57 | 56 | 55 | 54 | 54 | 53 | 53 | 53 | 53 | 54 | 57 | 60 | 63 | 66 | 67 | 68 | 68 | 68 | 67 | 66 | 64 | 62 | 59 |
| Dewpoint (°F) | 49 | 49 | 49 | 50 | 49 | 49 | 49 | 48 | 49 | 49 | 50 | 51 | 52 | 53 | 54 | 54 | 54 | 54 | 53 | 53 | 52 | 51 | 50 | 48 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 10 | 11 | 14 | 14 | 14 | 14 | 13 | 13 |
| Wind Dir | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W |
| Gust | 18 | 21 | 22 | 23 | 22 | 21 | 21 | |||||||||||||||||
| Sky Cover (%) | 4 | 7 | 5 | 6 | 8 | 10 | 19 | 19 | 21 | 19 | 20 | 26 | 21 | 15 | 12 | 7 | 4 | 7 | 5 | 3 | 3 | 4 | 1 | 4 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 69 | 74 | 78 | 81 | 83 | 85 | 86 | 85 | 86 | 87 | 84 | 80 | 75 | 69 | 65 | 63 | 60 | 61 | 60 | 61 | 62 | 64 | 64 | 66 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/23 | |||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 58 | 56 | 54 | 53 | 56 | 64 | 66 | 64 | 57 | |||||||||||||||
| Dewpoint (°F) | 47 | 47 | 46 | 46 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 46 | 46 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 47 | 47 | 46 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 11 | 11 | 9 | 9 | 9 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 11 | 11 | 11 | 14 | 14 | 14 | 11 |
| Wind Dir | W | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | W | W | W | W |
| Gust | 20 | 18 | 22 | 22 | 22 | 20 | ||||||||||||||||||
| Sky Cover (%) | 5 | 5 | 5 | 5 | 5 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 9 | 9 | 9 | 8 | 8 | 8 | 12 | 12 | 12 | 19 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 68 | 69 | 69 | 70 | 70 | 70 | 72 | 73 | 73 | 72 | 70 | 67 | 62 | 58 | 54 | 52 | 51 | 51 | 52 | 54 | 56 | 60 | 63 | 67 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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